15 Jun
2017
15 Jun
'17
07:28
On 11/03/2016 04:04, Carlos E. R. wrote:
ffmpeg -i "input-file.mpeg" -ss 00:20:00.00 -t 00:5:00.00 \ -map 0:0 -c:v libx264 -preset ultrafast -vf crop=1920:804:0:138 \ -c:a copy output-file_0.mkv
then -map 0:1 y luego map 0:2
And yes indeed, the video stream is choppy, but not the two audio streams. This matches the results with ProjectX, that finds the video unusable. To merge two identical videos use ffmpeg -f concat -i textfile -c copy where textfile has lines "file video1" next line is "file video2" and so on. See: https://trac.ffmpeg.org/wiki/Concatenate Dave P
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